DE68929498D1 - Tonwiedergabeanordnung - Google Patents

Tonwiedergabeanordnung

Info

Publication number
DE68929498D1
DE68929498D1 DE68929498T DE68929498T DE68929498D1 DE 68929498 D1 DE68929498 D1 DE 68929498D1 DE 68929498 T DE68929498 T DE 68929498T DE 68929498 T DE68929498 T DE 68929498T DE 68929498 D1 DE68929498 D1 DE 68929498D1
Authority
DE
Germany
Prior art keywords
sound reproducing
reproducing
sound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE68929498T
Other languages
English (en)
Other versions
DE68929498T2 (de
Inventor
David H Griesinger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lexicon Inc
Original Assignee
Lexicon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lexicon Inc filed Critical Lexicon Inc
Application granted granted Critical
Publication of DE68929498D1 publication Critical patent/DE68929498D1/de
Publication of DE68929498T2 publication Critical patent/DE68929498T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
DE68929498T 1988-01-06 1989-01-05 Tonwiedergabeanordnung Expired - Lifetime DE68929498T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/141,212 US4862502A (en) 1988-01-06 1988-01-06 Sound reproduction
US141212 1988-01-06

Publications (2)

Publication Number Publication Date
DE68929498D1 true DE68929498D1 (de) 2003-11-27
DE68929498T2 DE68929498T2 (de) 2004-08-12

Family

ID=22494682

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68929498T Expired - Lifetime DE68929498T2 (de) 1988-01-06 1989-01-05 Tonwiedergabeanordnung
DE68928653T Expired - Lifetime DE68928653T2 (de) 1988-01-06 1989-01-05 Schallwiedergabe

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE68928653T Expired - Lifetime DE68928653T2 (de) 1988-01-06 1989-01-05 Schallwiedergabe

Country Status (4)

Country Link
US (1) US4862502A (de)
EP (2) EP0820213B1 (de)
JP (1) JP2695888B2 (de)
DE (2) DE68929498T2 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63183495A (ja) * 1987-01-27 1988-07-28 ヤマハ株式会社 音場制御装置
JPH0623119Y2 (ja) * 1989-01-24 1994-06-15 パイオニア株式会社 サラウンド方式ステレオ再生装置
JPH0410009A (ja) * 1990-04-26 1992-01-14 Sanyo Electric Co Ltd デジタルデータの非線形変換方法及びこれを用いた信号処理装置
JP2589199B2 (ja) * 1990-04-26 1997-03-12 三洋電機株式会社 デジタルデータの非線形変換方法及びこれを用いた信号処理装置
US5136650A (en) * 1991-01-09 1992-08-04 Lexicon, Inc. Sound reproduction
US5930370A (en) * 1995-09-07 1999-07-27 Rep Investment Limited Liability In-home theater surround sound speaker system
US6118876A (en) * 1995-09-07 2000-09-12 Rep Investment Limited Liability Company Surround sound speaker system for improved spatial effects
US5708719A (en) * 1995-09-07 1998-01-13 Rep Investment Limited Liability Company In-home theater surround sound speaker system
US5642423A (en) * 1995-11-22 1997-06-24 Sony Corporation Digital surround sound processor
US5870480A (en) * 1996-07-19 1999-02-09 Lexicon Multichannel active matrix encoder and decoder with maximum lateral separation
US5796844A (en) * 1996-07-19 1998-08-18 Lexicon Multichannel active matrix sound reproduction with maximum lateral separation
US6697491B1 (en) * 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system
US5912976A (en) * 1996-11-07 1999-06-15 Srs Labs, Inc. Multi-channel audio enhancement system for use in recording and playback and methods for providing same
EP1013140B1 (de) * 1997-09-05 2012-12-05 Harman International Industries, Incorporated 5-2-5 matrix dekodierungssystem
JP4151110B2 (ja) * 1998-05-14 2008-09-17 ソニー株式会社 オーディオ信号処理装置およびオーディオ信号再生装置
EP2299735B1 (de) * 2000-07-19 2014-04-23 Koninklijke Philips N.V. Mehrkanal-Stereoumwandler zum Ableiten eines Stereo-Surround- und/oder Center-Signals
US7447321B2 (en) 2001-05-07 2008-11-04 Harman International Industries, Incorporated Sound processing system for configuration of audio signals in a vehicle
US6804565B2 (en) 2001-05-07 2004-10-12 Harman International Industries, Incorporated Data-driven software architecture for digital sound processing and equalization
US7451006B2 (en) * 2001-05-07 2008-11-11 Harman International Industries, Incorporated Sound processing system using distortion limiting techniques
KR100548899B1 (ko) * 2001-05-11 2006-02-02 교세라 가부시키가이샤 휴대용 통신 단말기, 무선 데이터 통신 네트워크 시스템, 무선 통신 장치와 그 방법, 및 통신 방식 전환 방법
CA2773294C (en) * 2002-05-03 2013-03-12 Harman International Industries, Incorporated Sound detection and localization system
US7443987B2 (en) * 2002-05-03 2008-10-28 Harman International Industries, Incorporated Discrete surround audio system for home and automotive listening
JP4187719B2 (ja) * 2002-05-03 2008-11-26 ハーマン インターナショナル インダストリーズ インコーポレイテッド マルチチャネル・ダウンミキシング装置
US7542815B1 (en) * 2003-09-04 2009-06-02 Akita Blue, Inc. Extraction of left/center/right information from two-channel stereo sources
SG124306A1 (en) * 2005-01-20 2006-08-30 St Microelectronics Asia A system and method for expanding multi-speaker playback
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
EP2661907B8 (de) 2011-01-04 2019-08-14 DTS, Inc. Immersives audiowiedergabesystem
US10149058B2 (en) 2013-03-15 2018-12-04 Richard O'Polka Portable sound system
WO2014144968A1 (en) 2013-03-15 2014-09-18 O'polka Richard Portable sound system
USD740784S1 (en) 2014-03-14 2015-10-13 Richard O'Polka Portable sound device
MC200185B1 (fr) 2016-09-16 2017-10-04 Coronal Audio Dispositif et procédé de captation et traitement d'un champ acoustique tridimensionnel
MC200186B1 (fr) 2016-09-30 2017-10-18 Coronal Encoding Procédé de conversion, d'encodage stéréophonique, de décodage et de transcodage d'un signal audio tridimensionnel
US10983791B2 (en) * 2018-08-29 2021-04-20 Aktiebolaget Skf Processor-implemented system and method for vector analysis to extract a speed of a rotating part of a machine where there is no trigger signal present

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1112233A (en) * 1965-05-10 1968-05-01 Deutsche Post Inst Electro-acoustic system for stereophonic reproduction
US3959590A (en) * 1969-01-11 1976-05-25 Peter Scheiber Stereophonic sound system
US3812295A (en) * 1970-10-19 1974-05-21 Columbia Broadcasting Syst Inc Quadraphonic reproducing system with gain riding logic
US3798373A (en) * 1971-06-23 1974-03-19 Columbia Broadcasting Syst Inc Apparatus for reproducing quadraphonic sound
JPS5213082B1 (de) * 1971-07-19 1977-04-12
US3772479A (en) * 1971-10-19 1973-11-13 Motorola Inc Gain modified multi-channel audio system
GB1402320A (en) * 1971-10-25 1975-08-06 Sansui Electric Co Decoder for use in 4-2-4 matrix playback system
JPS5235282B2 (de) * 1972-09-09 1977-09-08
US3829615A (en) * 1972-10-04 1974-08-13 Mitsubishi Electric Corp Quaternary stereophonic sound reproduction apparatus
JPS5317283B2 (de) * 1973-03-07 1978-06-07
JPS5248001B2 (de) * 1973-08-20 1977-12-07
GB1514162A (en) * 1974-03-25 1978-06-14 Ruggles W Directional enhancement system for quadraphonic decoders
US3943287A (en) * 1974-06-03 1976-03-09 Cbs Inc. Apparatus and method for decoding four channel sound
GB1522135A (en) * 1974-08-29 1978-08-23 Dolby Laboratories Inc Stereophonic sound system
US4027101A (en) * 1976-04-26 1977-05-31 Hybrid Systems Corporation Simulation of reverberation in audio signals
US4236039A (en) * 1976-07-19 1980-11-25 National Research Development Corporation Signal matrixing for directional reproduction of sound
GB2067057B (en) * 1979-12-19 1984-04-18 Indep Broadcasting Authority Sound system
US4704728A (en) * 1984-12-31 1987-11-03 Peter Scheiber Signal re-distribution, decoding and processing in accordance with amplitude, phase, and other characteristics

Also Published As

Publication number Publication date
EP0323904A2 (de) 1989-07-12
EP0323904A3 (de) 1991-10-23
JPH0270200A (ja) 1990-03-09
US4862502A (en) 1989-08-29
DE68928653T2 (de) 1998-11-26
JP2695888B2 (ja) 1998-01-14
EP0820213A3 (de) 1998-03-11
DE68929498T2 (de) 2004-08-12
EP0820213A2 (de) 1998-01-21
EP0820213B1 (de) 2003-10-22
DE68928653D1 (de) 1998-06-04
EP0323904B1 (de) 1998-04-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition